如何在c#中获取当前打开文件的文件夹

using System;
using System.IO;
using System.Windows.Forms;

namespace FileFolderExample
{
    class Program
    {
        static void Main(string[] args)
        {
            OpenFileDialog openFileDialog = new OpenFileDialog();
            if (openFileDialog.ShowDialog() == DialogResult.OK)
            {
                string filePath = openFileDialog.FileName;
                string folderPath = Path.GetDirectoryName(filePath);
                Console.WriteLine("当前打开文件的文件夹路径：" + folderPath);
            }
        }
    }
}